Home / 3,325.70-4,984.35-1,682.70

Finding the Fourth Proportional to 3,325.70, 4,984.35 and 1,682.70

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Solution

The fourth proportional to 3,325.70, 4,984.35 and 1,682.70 is: 2,521.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,325.70 : 4,984.35 = 1,682.70 : x
  2. Step 2: Convert to fraction form
    3,325.70/4,984.35 = 1,682.70/x
  3. Step 3: Cross multiply
    3,325.70x = 4,984.35 × 1,682.70
  4. Step 4: Simplify right side
    3,325.70x = 8,387,165.75
  5. Step 5: Solve for x
    x = 8,387,165.75/3,325.70
  6. Step 6: Final answer
    x = 2,521.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.